$95 Cheap Flights from Washington (IAD) to New Orleans (MSY)

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Find available prices by choosing your travel dates.

Cheap Flights from Washington to New Orleans (IAD-MSY)

Prices were available within the past 7 days and start at $95 for one-way flights and $189 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Frontier Airlines
United
Frontier Airlines
United
Delta
Southwest Airlines
United
United
American Airlines
Flights from Washington (IAD) to New Orleans (MSY)
Origin airport
Washington Dulles Intl.
Destination airport
Louis Armstrong New Orleans Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$189
Distance
955 mi

Washington to New Orleans Flights

The cheapest times to fly from Washington to New Orleans

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to New Orleans are during the month of May. You can find some of the cheapest flights from Washington to New Orleans with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Washington to New Orleans

Sunday is one of the best days to book for cheap flights from Washington to New Orleans: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Washington to New Orleans

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to New Orleans in 2025. You can also book with separate airlines for your outbound and return journeys, from $95 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to New Orleans flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to New Orleans airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from Washington Dulles Intl. Airport (IAD) to MSY?
A direct flight with United Airlines takes roughly 2 hours and 43 minutes. Step on board the 8:20AM flight from IAD and arrive at MSY at 10:03AM. Grab a fabulous deal on this and other routes when you use Expedia to book your journey.
Is it cheaper to buy a plane ticket from Dulles Intl. Airport to Louis Armstrong New Orleans Intl. Airport last minute?
Being a spontaneous soul is an amazing way to explore the globe, but it’s not always the wisest way to pick up a cheap plane ticket. It’s better to book your Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport journey well in advance rather than leaving it until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. We recommend saving that spontaneity for when you arrive at your destination!
What airline has the least delays from IAD to MSY?
Take off with United Airlines from Washington Dulles Intl. Airport (IAD) to MSY and you’re more likely to land at the time listed on your boarding pass. This airline takes first place on this route, with an on-time arrival score of 86%. If your flight is delayed for whatever reason, the free Expedia App is the perfect way to stay updated. Download it and you’ll get real-time trip updates, from flight delays to gate changes and which carousel to collect your baggage.
What airports do you fly into for New Orleans from Washington?
With Louis Armstrong New Orleans Intl. Airport (MSY), Lakefront Airport (NEW) and Houma, LA (HUM-Houma-Terrebonne) to select from, traveling from Washington to New Orleans is easy. The city’s main hub, Louis Armstrong New Orleans Intl. Airport (MSY), is around 11 mi west of the center. Apart from ticket costs, consider things like the ease of getting from the airport and the distance to your hotel when deciding where to touch down. Get your New Orleans trip off to a fun start by discovering Jackson Square and French Market.
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport?
The most popular departure times for journeys from Dulles Intl. Airport to MSY are between 1:00 PM - 2:00 PM on United Airlines. One helpful tip is to zoom off in the morning. The earlier you leave, the better your odds of a delay-free flight with less air traffic in the skies.
Can I change the date of my flight from Washington Dulles Intl. Airport (IAD) to MSY?
It’s a breeze to make changes to your IAD to MSY trip yourself. Simply go to the Expedia Trips portal and tap “change flight.” Look for new flights and book the one that works best with your plans. You’ll get an estimate of flight change fees that may apply. You can also use our Customer Service portal to connect with our Virtual Agent and get answers to your questions.

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